问题
单项选择题 A型题
老年人机体多种功能减退。为了促进健康，老年人的膳食营养应有相应的调整。与成年人相比
为了增加抗氧化能力，应增加摄入的是（）
A.能量
B.蛋白质
C.铁
D.钙
E.硒
答案
参考答案：E
搜题请搜索小程序“爱下问搜题”
老年人机体多种功能减退。为了促进健康，老年人的膳食营养应有相应的调整。与成年人相比
为了增加抗氧化能力，应增加摄入的是（）
A.能量
B.蛋白质
C.铁
D.钙
E.硒
参考答案：E
You may go to karaoke or disco clubs with your friends during the summer holidays. But be careful. In these 41 places you may see people selling small, colourful pills. Make sure you do not try them. The seller 42 say they are safe and can help you enjoy yourself or 43 from sadness. They may even offer you a free 44 , and tell you that everybody is using 45 .But you must be alert to the 46 that these drugs could destroy your life. When you put them into your body, often 47 swallowing, breathing in or injecting, drugs find their way into your brain. Drugs may either speed up 48 slow down your senses. Their effects are different depending on body size, shape, and chemistry. 49 it can make you feel good at first, a drug can do a lot of 50 to your body and brain. One of the most popular drugs in nightclubs is the so-called head-shaking or ecstasy pill. The drug hits users with a fast high, 51 them feel powerful and full of 52 . Heart rate, breathing and blood pressure 53 - risking damage to your nervous system. Marijuana (大麻) is a 54 used illegal drug. It is called the gateway drug, because using it sometimes 55 harder drugs. It is mostly smoked in a cigarette. There is 56 risk related to taking drugs that must be 57 . Sharing a needle to inject a drug puts a user at a very 58 risk of being affected with HIV. Drugs may appear in many different 59 , some with cool names, but taking them could 60 your health forever.
|